Finding the Fourth Proportional to 27,534,755.20, 41,317,879.20 and 19,021,201.60
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Solution
The fourth proportional to 27,534,755.20, 41,317,879.20 and 19,021,201.60 is: 28,542,680.12
Step by Step Solution
- Step 1: Write the proportion equation
27,534,755.20 : 41,317,879.20 = 19,021,201.60 : x - Step 2: Convert to fraction form
27,534,755.20/41,317,879.20 = 19,021,201.60/x - Step 3: Cross multiply
27,534,755.20x = 41,317,879.20 × 19,021,201.60 - Step 4: Simplify right side
27,534,755.20x = 785,915,709,947,646.88 - Step 5: Solve for x
x = 785,915,709,947,646.88/27,534,755.20 - Step 6: Final answer
x = 28,542,680.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.